Home / 502,797,790.64-694,179,742.24-344,293,157.76

Finding the Fourth Proportional to 502,797,790.64, 694,179,742.24 and 344,293,157.76

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Solution

The fourth proportional to 502,797,790.64, 694,179,742.24 and 344,293,157.76 is: 475,342,851.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,797,790.64 : 694,179,742.24 = 344,293,157.76 : x
  2. Step 2: Convert to fraction form
    502,797,790.64/694,179,742.24 = 344,293,157.76/x
  3. Step 3: Cross multiply
    502,797,790.64x = 694,179,742.24 × 344,293,157.76
  4. Step 4: Simplify right side
    502,797,790.64x = 239,001,335,508,832,448
  5. Step 5: Solve for x
    x = 239,001,335,508,832,448/502,797,790.64
  6. Step 6: Final answer
    x = 475,342,851.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.